N-substituted aminomethanediphosphonic acids

Details N-substituted aminomethanediphosphonic acids N-substituted aminomethanediphosphonic acids

1992-08-21

1994-01-25

Dees, JoseG.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus acids or salts thereof

558158, C07F 938, A61K 3166

Patent

active

052817482

ABSTRACT:
N-substituted aminomethanediphosphonic acids of the formula I, ##STR1## wherein R.sub.1, X, alk.sub.1, R.sub.2 and n are as defined in the description, and salts thereof, have valuable pharmaceutical properties and are effective e.g. in the treatment of conditions which can be associated with disorders of the calcium metabolism. They are manufactured in a manner known per se.

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